/* ========================================
   METALMIG — CSS Principal
   Paleta: Preto #0a0a0a · Amarelo #f5a800 · Branco #ffffff
======================================== */

:root {
  --black:     #0a0a0a;
  --black-2:   #0d1a10;
  --black-3:   #111f14;
  --black-4:   #172b1b;
  --green:     #1a3d22;
  --green-mid: #245c2e;
  --green-light:#2e7a3c;
  --gold:      #f5a800;
  --gold-dark: #c98800;
  --gold-light:#ffd060;
  --white:     #ffffff;
  --gray:      #8aaa8e;
  --gray-2:    #4a6650;
  --radius:    12px;
  --radius-lg: 20px;
  --transition:0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Barlow', sans-serif;
  background: #0a120c;
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── CONTAINER ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245,168,0,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.25);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.btn-nav {
  background: var(--gold);
  color: var(--black);
  padding: 10px 20px;
  font-size: 0.85rem;
}
.btn-nav:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

.btn-full { width: 100%; justify-content: center; }

/* ── SECTION HELPERS ── */
.section-tag {
  display: inline-block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(245,168,0,0.1);
  border: 1px solid rgba(245,168,0,0.25);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 20px;
}
.section-title span { color: var(--gold); }

.section-sub {
  color: var(--gray);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

/* ── FADE IN ANIMATION ── */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   NAVBAR
======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(10,18,12,0.97);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(245,168,0,0.15);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo img {
  height: 52px;
  width: auto;
  transition: opacity var(--transition);
}
.nav-logo:hover img { opacity: 0.85; }

.nav-links {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.nav-links a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========================================
   HERO
======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  max-width: 1200px;
  margin: 0 auto;
  gap: 60px;
}

.hero-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,168,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,168,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-glow {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(26,61,34,0.5) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  flex: 1;
  max-width: 600px;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245,168,0,0.6); }
  50%       { box-shadow: 0 0 0 6px rgba(245,168,0,0); }
}

.hero-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.hero-highlight {
  color: var(--gold);
  position: relative;
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-numwrap {
  display: flex;
  align-items: baseline;
  gap: 2px;
  line-height: 1;
}

.stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}
.stat-plus {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.12);
}

.hero-visual {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.hero-logo-wrap {
  position: relative;
  width: 340px;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo-img {
  width: 260px;
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 40px rgba(245,168,0,0.3));
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.hero-logo-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(245,168,0,0.15);
  animation: ring-expand 4s ease-in-out infinite;
}
.ring-1 { width: 280px; height: 280px; animation-delay: 0s; }
.ring-2 { width: 320px; height: 320px; animation-delay: 0.5s; border-color: rgba(245,168,0,0.08); }
.ring-3 { width: 360px; height: 360px; animation-delay: 1s; border-color: rgba(245,168,0,0.04); }

@keyframes ring-expand {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.04); opacity: 0.6; }
}

/* ========================================
   SOBRE
======================================== */
.sobre {
  padding: 100px 0;
  background: var(--black-2);
}

.sobre-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.sobre-text p {
  color: rgba(255,255,255,0.65);
  margin-bottom: 16px;
  font-size: 1rem;
}
.sobre-text strong { color: var(--white); }

.sobre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.tag {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(245,168,0,0.08);
  border: 1px solid rgba(245,168,0,0.2);
  padding: 5px 14px;
  border-radius: 6px;
}

.sobre-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.sobre-card {
  background: var(--black-3);
  border: 1px solid rgba(245,168,0,0.08);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.sobre-card:hover {
  border-color: rgba(245,168,0,0.3);
  transform: translateY(-4px);
}

.card-icon {
  width: 40px;
  height: 40px;
  color: var(--gold);
  margin-bottom: 12px;
}
.card-icon svg { width: 100%; height: 100%; }

.sobre-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.sobre-card p {
  font-size: 0.88rem;
  color: var(--gray);
  line-height: 1.6;
}

/* ========================================
   SERVIÇOS
======================================== */
.servicos {
  padding: 100px 0;
  position: relative;
}

.servicos-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(245,168,0,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.servicos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.servico-card {
  background: var(--black-2);
  border: 1px solid rgba(245,168,0,0.07);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: default;
}
.servico-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(245,168,0,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.servico-card:hover {
  border-color: rgba(245,168,0,0.35);
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.4);
}
.servico-card:hover::before { opacity: 1; }

.servico-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  color: rgba(245,168,0,0.35);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.servico-icon {
  width: 44px;
  height: 44px;
  color: var(--gold);
  margin-bottom: 20px;
  transition: transform var(--transition);
}
.servico-card:hover .servico-icon { transform: scale(1.1); }
.servico-icon svg { width: 100%; height: 100%; }

.servico-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  color: var(--white);
}

.servico-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.6;
}

.servicos-cta { text-align: center; }

/* ========================================
   DIFERENCIAIS
======================================== */
.diferenciais {
  padding: 100px 0;
  background: var(--black-2);
}

.diferenciais-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.diferenciais-text p {
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
  font-size: 1rem;
}

.diferenciais-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.diferenciais-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.diff-icon {
  width: 22px;
  height: 22px;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 2px;
}
.diff-icon svg { width: 100%; height: 100%; }

.diferenciais-list li > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.diferenciais-list strong {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
}
.diferenciais-list span {
  font-size: 0.85rem;
  color: var(--gray);
}

.diferenciais-visual {
  display: flex;
  justify-content: center;
}

.diff-box {
  background: var(--black-3);
  border: 1px solid rgba(245,168,0,0.25);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  max-width: 340px;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.diff-box::before {
  content: '';
  position: absolute;
  top: -60px;
  left: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(245,168,0,0.1) 0%, transparent 70%);
}

.diff-stat-big {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  margin-bottom: 12px;
}
.diff-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 5rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}
.diff-unit {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: rgba(245,168,0,0.6);
}

.diff-box > p {
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 32px;
  line-height: 1.5;
}

.diff-divider {
  height: 1px;
  background: rgba(255,255,255,0.08);
  margin-bottom: 28px;
}

.diff-row {
  display: flex;
  justify-content: center;
  gap: 40px;
}

.diff-mini {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.diff-mini-wrap {
  display: flex;
  align-items: baseline;
  gap: 2px;
  line-height: 1;
}

.diff-mini-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}
.diff-mini-suffix {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: rgba(245,168,0,0.7);
  line-height: 1;
}
.diff-mini-label {
  font-size: 0.78rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ========================================
   AVALIAÇÕES
======================================== */
.avaliacoes {
  padding: 100px 0;
  position: relative;
}

.avaliacoes-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 100%, rgba(245,168,0,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.review-card {
  background: var(--black-2);
  border: 1px solid rgba(245,168,0,0.08);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), transform var(--transition);
}
.review-card:hover {
  border-color: rgba(245,168,0,0.25);
  transform: translateY(-4px);
}

.review-stars {
  color: var(--gold);
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.review-card > p {
  color: rgba(255,255,255,0.7);
  font-size: 0.93rem;
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(245,168,0,0.15);
  border: 1px solid rgba(245,168,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--gold);
  flex-shrink: 0;
}

.review-author strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.review-author span {
  font-size: 0.78rem;
  color: var(--gray);
}

.review-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(245,168,0,0.1) 0%, rgba(245,168,0,0.04) 100%);
  border-color: rgba(245,168,0,0.25);
  gap: 24px;
  text-align: center;
}
.cta-text {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--white) !important;
  font-style: normal !important;
}

/* ========================================
   CONTATO
======================================== */
.contato {
  padding: 100px 0;
  background: var(--black-2);
}

.contato-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contato-info p {
  color: rgba(255,255,255,0.6);
  margin-bottom: 40px;
  font-size: 1rem;
}

.contato-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contato-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--black-3);
  border: 1px solid rgba(245,168,0,0.1);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
a.contato-item:hover { border-color: rgba(245,168,0,0.35); }

.contato-icon {
  width: 44px;
  height: 44px;
  background: rgba(245,168,0,0.1);
  border: 1px solid rgba(245,168,0,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
}
.contato-icon svg { width: 22px; height: 22px; }

.contato-item strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.contato-item span {
  font-size: 0.85rem;
  color: var(--gray);
}

/* Form */
.contato-form {
  background: var(--black-3);
  border: 1px solid rgba(245,168,0,0.12);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: #0a120c;
  border: 1px solid rgba(245,168,0,0.15);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: var(--white);
  font-family: 'Barlow', sans-serif;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-2); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(245,168,0,0.1);
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.form-group select option { background: var(--black-3); }

.form-group textarea { resize: vertical; min-height: 110px; }

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--gray);
  margin-top: 12px;
}

/* ========================================
   FOOTER
======================================== */
.footer {
  background: #060e08;
  border-top: 1px solid rgba(245,168,0,0.1);
  padding: 64px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-logo { height: 60px; width: auto; margin-bottom: 16px; }

.footer-brand p {
  font-size: 0.88rem;
  color: var(--gray);
  line-height: 1.6;
  max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.88rem;
  color: var(--gray);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--white); }

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-contact a {
  font-size: 0.88rem;
  color: var(--gold);
  transition: opacity var(--transition);
}
.footer-contact a:hover { opacity: 0.8; }
.footer-contact span { font-size: 0.88rem; color: var(--gray); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-2);
}

/* ========================================
   WHATSAPP FLOAT
======================================== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  z-index: 999;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float svg { width: 30px; height: 30px; color: #fff; }
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,0.55);
}

/* ========================================
   RESPONSIVE
======================================== */
@media (max-width: 1024px) {
  .servicos-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid  { grid-template-columns: repeat(2, 1fr); }
  .sobre-inner   { grid-template-columns: 1fr; gap: 48px; }
  .sobre-cards   { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero { flex-direction: column; text-align: center; padding-top: 100px; }
  .hero-content { max-width: 100%; }
  .hero-sub, .hero-actions { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }

  .diferenciais-inner { grid-template-columns: 1fr; gap: 48px; }
  .contato-inner      { grid-template-columns: 1fr; gap: 48px; }

  .nav-links { display: none; }
  .btn-nav   { display: none; }
  .nav-toggle { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: rgba(8,16,10,0.99);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 4px;
    border-bottom: 1px solid rgba(245,168,0,0.15);
  }
  .nav-links.open a {
    padding: 14px 0;
    font-size: 1.2rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
}

@media (max-width: 640px) {
  .servicos-grid { grid-template-columns: 1fr; }
  .reviews-grid  { grid-template-columns: 1fr; }
  .footer-inner  { grid-template-columns: 1fr; gap: 32px; }
  .sobre-cards   { grid-template-columns: 1fr; }
  .hero-stats    { gap: 20px; }
  .contato-form  { padding: 24px; }

  .diff-box { padding: 32px 24px; }
  .diff-num { font-size: 3.5rem; }
}